    // stylelint-disable at-rule-no-vendor-prefix, declaration-no-important, selector-no-qualifying-type, property-no-vendor-prefix

    // Reboot
    //
    // Normalization of HTML elements, manually forked from Normalize.css to remove
    // styles targeting irrelevant browsers while applying new styles.
    //
    // Normalize is licensed MIT. https://github.com/necolas/normalize.css


    // Document
    //
    // Change from `box-sizing: content-box` so that `width` is not affected by `padding` or `border`.
    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    // Body
    //
    // 1. Remove the margin in all browsers.
    // 2. As a best practice, apply a default `background-color`.
    // 3. Prevent adjustments of font size after orientation changes in IE on Windows Phone and in iOS.
    // 4. Change the default tap highlight to be completely transparent in iOS.
    body {
      margin: 0; // 1
      font-family: $font-family-base;
      font-size: $font-size-base;
      font-weight: $font-weight-base;
      line-height: $line-height-base;
      color: $body-color;
      text-align: $body-text-align;
      background-color: $body-bg; // 2
      -webkit-text-size-adjust: 100%; // 3
      -webkit-tap-highlight-color: rgba($black, 0); // 4
    }

    // Future-proof rule: in browsers that support :focus-visible, suppress the focus outline
    // on elements that programmatically receive focus but wouldn't normally show a visible
    // focus outline. In general, this would mean that the outline is only applied if the
    // interaction that led to the element receiving programmatic focus was a keyboard interaction,
    // or the browser has somehow determined that the user is primarily a keyboard user and/or
    // wants focus outlines to always be presented.
    //
    // See https://developer.mozilla.org/en-US/docs/Web/CSS/:focus-visible
    // and https://developer.paciellogroup.com/blog/2018/03/focus-visible-and-backwards-compatibility/

    [tabindex="-1"]:focus:not(:focus-visible) {
      outline: 0 !important;
    }


    // Content grouping
    //
    // 1. Reset Firefox's gray color
    // 2. Set correct height and prevent the `size` attribute to make the `hr` look like an input field
    //    See https://www.w3schools.com/tags/tryit.asp?filename=tryhtml_hr_size

    hr {
      margin: $hr-margin-y 0;
      color: $hr-color; // 1
      background-color: currentColor;
      border: 0;
      opacity: $hr-opacity;
    }

    hr:not([size]) {
      height: $hr-height; // 2
    }


    // Typography
    //
    // 1. Remove top margins from headings
    //    By default, `<h1>`-`<h6>` all receive top and bottom margins. We nuke the top
    //    margin for easier control within type scales as it avoids margin collapsing.

    %heading {
      margin-top: 0; // 1
      margin-bottom: $headings-margin-bottom;
      font-family: $headings-font-family;
      font-style: $headings-font-style;
      font-weight: $headings-font-weight;
      line-height: $headings-line-height;
      color: $headings-color;
    }

    h1 {
      @extend %heading;
      font-size: $h1-font-size;
    }

    h2 {
      @extend %heading;
      font-size: $h2-font-size;
    }

    h3 {
      @extend %heading;
      font-size: $h3-font-size;
    }

    h4 {
      @extend %heading;
      font-size: $h4-font-size;
    }

    h5 {
      @extend %heading;
      font-size: $h5-font-size;
    }

    h6 {
      @extend %heading;
      font-size: $h6-font-size;
    }


    // Reset margins on paragraphs
    //
    // Similarly, the top margin on `<p>`s get reset. However, we also reset the
    // bottom margin to use `rem` units instead of `em`.

    p {
      margin-top: 0;
      margin-bottom: $paragraph-margin-bottom;
    }


    // Abbreviations
    //
    // 1. Duplicate behavior to the data-* attribute for our tooltip plugin
    // 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
    // 3. Add explicit cursor to indicate changed behavior.
    // 4. Prevent the text-decoration to be skipped.

    abbr[title],
    abbr[data-original-title] {
      // 1
      text-decoration: underline; // 2
      text-decoration: underline dotted; // 2
      cursor: help; // 3
      text-decoration-skip-ink: none; // 4
    }


    address {
      margin-bottom: 1rem;
      font-style: normal;
      line-height: inherit;
    }

    ol,
    ul {
      padding-left: 2rem;
    }

    ol,
    ul,
    dl {
      margin-top: 0;
      margin-bottom: 1rem;
    }

    ol ol,
    ul ul,
    ol ul,
    ul ol {
      margin-bottom: 0;
    }

    dt {
      font-weight: $dt-font-weight;
    }

    // 1. Undo browser default

    dd {
      margin-bottom: .5rem;
      margin-left: 0; // 1
    }

    blockquote {
      margin: 0 0 1rem;
    }

    // Add the correct font weight in Chrome, Edge, and Safari

    b,
    strong {
      font-weight: $font-weight-bolder;
    }


    // Add the correct font size in all browsers

    small {
      font-size: $small-font-size;
    }

    // Prevent `sub` and `sup` elements from affecting the line height in
    // all browsers.

    sub,
    sup {
      position: relative;
      font-size: $sub-sup-font-size;
      line-height: 0;
      vertical-align: baseline;
    }

    sub {
      bottom: -.25em;
    }

    sup {
      top: -.5em;
    }


    // Links

    a {
      color: $link-color;
      text-decoration: $link-decoration;

      &:hover {
        color: $link-hover-color;
        text-decoration: $link-hover-decoration;
      }
    }

    // And undo these styles for placeholder links/named anchors (without href).
    // It would be more straightforward to just use a[href] in previous block, but that
    // causes specificity issues in many other styles that are too complex to fix.
    // See https://github.com/twbs/bootstrap/issues/19402

    a:not([href]) {

      &,
      &:hover {
        color: inherit;
        text-decoration: none;
      }
    }


    // Code

    pre,
    code,
    kbd,
    samp {
      font-family: $font-family-monospace;
      font-size: 1em; // Correct the odd `em` font sizing in all browsers.
    }

    // 1. Remove browser default top margin
    // 2. Reset browser default of `1em` to use `rem`s
    // 3. Don't allow content to break outside

    pre {
      display: block;
      margin-top: 0; // 1
      margin-bottom: 1rem; // 2
      overflow: auto; // 3
      font-size: $code-font-size;
      color: $pre-color;

      // Account for some code outputs that place code tags in pre tags
      code {
        font-size: inherit;
        color: inherit;
        word-break: normal;
      }
    }

    code {
      font-size: $code-font-size;
      color: $code-color;
      word-wrap: break-word;

      // Streamline the style when inside anchors to avoid broken underline and more
      a>& {
        color: inherit;
      }
    }


    // Figures

    // Apply a consistent margin strategy (matches our type styles).

    figure {
      margin: 0 0 1rem;
    }


    // Images and content

    img {
      vertical-align: middle;
    }

    // 1. Workaround for the SVG overflow bug in IE 11 is still required.
    //    See https://github.com/twbs/bootstrap/issues/26878

    svg {
      overflow: hidden; // 1
      vertical-align: middle;
    }


    // Tables

    // Prevent double borders

    table {
      border-collapse: collapse;
    }

    caption {
      padding-top: .5rem;
      padding-bottom: .5rem;
      color: $text-muted;
      text-align: left;
      caption-side: bottom;
    }

    // Matches default `<td>` alignment by inheriting from the `<body>`, or the
    // closest parent with a set `text-align`.

    th {
      text-align: inherit;
    }


    // Forms

    // 1. Allow labels to use `margin` for spacing.

    label {
      display: inline-block; // 1
      margin-bottom: .5rem;
    }

    // Remove the default `border-radius` that macOS Chrome adds.
    //
    // Details at https://github.com/twbs/bootstrap/issues/24093

    button {
      // stylelint-disable-next-line property-blacklist
      border-radius: 0;
    }

    // Work around a Firefox/IE bug where the transparent `button` background
    // results in a loss of the default `button` focus styles.
    //
    // Credit: https://github.com/suitcss/base/

    button:focus {
      outline: 1px dotted;
      outline: 5px auto -webkit-focus-ring-color;
    }

    // 1. Remove the margin in Firefox and Safari

    input,
    button,
    select,
    optgroup,
    textarea {
      margin: 0;
      font-family: inherit;
      font-size: inherit;
      line-height: inherit;
    }

    // Show the overflow in Edge

    button,
    input {
      overflow: visible;
    }

    // Remove the inheritance of text transform in Firefox

    button,
    select {
      text-transform: none;
    }

    // Remove the inheritance of word-wrap in Safari.
    //
    // Details at https://github.com/twbs/bootstrap/issues/24990

    select {
      word-wrap: normal;
    }

    // Remove the dropdown arrow in Chrome from inputs built with datalists.
    //
    // Source: https://stackoverflow.com/a/54997118

    [list]::-webkit-calendar-picker-indicator {
      display: none;
    }

    // 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
    //    controls in Android 4.
    // 2. Correct the inability to style clickable types in iOS and Safari.
    // 3. Opinionated: add "hand" cursor to non-disabled button elements.

    button,
    [type="button"],
    // 1
    [type="reset"],
    [type="submit"] {
      -webkit-appearance: button; // 2

      @if $enable-pointer-cursor-for-buttons {
        &:not(:disabled) {
          cursor: pointer; // 3
        }
      }
    }


    // Remove inner border and padding from Firefox, but don't restore the outline like Normalize.

    ::-moz-focus-inner {
      padding: 0;
      border-style: none;
    }


    // Remove the default appearance of temporal inputs to avoid a Mobile Safari
    // bug where setting a custom line-height prevents text from being vertically
    // centered within the input.
    // See https://bugs.webkit.org/show_bug.cgi?id=139848
    // and https://github.com/twbs/bootstrap/issues/11266

    input[type="date"],
    input[type="time"],
    input[type="datetime-local"],
    input[type="month"] {
      -webkit-appearance: textfield;
    }

    // 1. Remove the default vertical scrollbar in IE.
    // 2. Textareas should really only resize vertically so they don't break their (horizontal) containers.

    textarea {
      overflow: auto; // 1
      resize: vertical; // 2
    }

    // 1. Browsers set a default `min-width: min-content;` on fieldsets,
    //    unlike e.g. `<div>`s, which have `min-width: 0;` by default.
    //    So we reset that to ensure fieldsets behave more like a standard block element.
    //    See https://github.com/twbs/bootstrap/issues/12359
    //    and https://html.spec.whatwg.org/multipage/#the-fieldset-and-legend-elements
    // 2. Reset the default outline behavior of fieldsets so they don't affect page layout.

    fieldset {
      min-width: 0; // 1
      padding: 0; // 2
      margin: 0; // 2
      border: 0; // 2
    }


    // 1. By using `float: left`, the legend will behave like a block element
    // 2. Correct the color inheritance from `fieldset` elements in IE.
    // 3. Correct the text wrapping in Edge and IE.

    legend {
      float: left; // 1
      width: 100%;
      padding: 0;
      margin-bottom: $legend-margin-bottom;
      font-size: $legend-font-size;
      font-weight: $legend-font-weight;
      line-height: inherit;
      color: inherit; // 2
      white-space: normal; // 3
    }


    mark {
      padding: $mark-padding;
      background-color: $mark-bg;
    }

    // Add the correct vertical alignment in Chrome, Firefox, and Opera.

    progress {
      vertical-align: baseline;
    }


    // Fix height of inputs with a type of datetime-local, date, month, week, or time
    // See https://github.com/twbs/bootstrap/issues/18842

    ::-webkit-datetime-edit {
      overflow: visible;
      line-height: 0;
    }


    // 1. Correct the outline style in Safari.
    // 2. This overrides the extra rounded corners on search inputs in iOS so that our
    //    `.form-control` class can properly style them. Note that this cannot simply
    //    be added to `.form-control` as it's not specific enough. For details, see
    //    https://github.com/twbs/bootstrap/issues/11586.

    [type="search"] {
      outline-offset: -2px; // 1
      -webkit-appearance: textfield; // 2
    }

    // Remove the inner padding in Chrome and Safari on macOS.

    ::-webkit-search-decoration {
      -webkit-appearance: none;
    }

    // Remove padding around color pickers in webkit browsers

    ::-webkit-color-swatch-wrapper {
      padding: 0;
    }

    // 1. Change font properties to `inherit` in Safari.
    // 2. Correct the inability to style clickable types in iOS and Safari.

    ::-webkit-file-upload-button {
      font: inherit; // 1
      -webkit-appearance: button; // 2
    }

    // Correct element displays

    output {
      display: inline-block;
    }

    // 1. Add the correct display in all browsers

    summary {
      display: list-item; // 1
      cursor: pointer;
    }

    // Add the correct display for template & main in IE 11

    template {
      display: none;
    }

    main {
      display: block;
    }

    // Always hide an element with the `hidden` HTML attribute.

    [hidden] {
      display: none !important;
    }